Overview
Max Total Supply
25,181,753,127.967762 USDC
Holders
2,384,094 ( 0.064%)
Market
Price
$1.00 @ 0.000399 ETH (-0.01%)
Onchain Market Cap
$25,174,626,691.83
Circulating Supply Market Cap
$34,662,688,084.00
Other Info
Token Contract (WITH 6 Decimals)
Balance
10.185741 USDCValue
$10.18 ( ~0.00406399650913377 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Bybit | BTC-USDC | $1.00 0.0003995 Eth | $432,148,031.00 6,401.151 BTC | 0.0029% |
2 | Bybit | ETH-USDC | $1.00 0.0003995 Eth | $159,390,924.00 64,091.279 ETH | 0.0286% |
3 | Orca | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003994 Eth | $132,726,849.00 759,535.271 SO11111111111111111111111111111111111111112 | 0.3394% |
4 | DigiFinex | BTC-USDC | $1.00 0.0003993 Eth | $119,506,274.00 1,758.382 BTC | 0.0008% |
5 | Raydium (CLMM) | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003995 Eth | $100,131,884.00 572,838.877 SO11111111111111111111111111111111111111112 | 0.2560% |
6 | Binance | SOL-USDC | $0.9997 0.0003990 Eth | $76,590,029.00 436,290.517 SOL | 0.1950% |
7 | Binance | BTC-USDC | $1.00 0.0003994 Eth | $73,439,947.00 1,085.699 BTC | 0.0005% |
8 | WEEX | BTC-USDC | $1.00 0.0003994 Eth | $53,301,387.00 787.579 BTC | 0.0004% |
9 | Orca | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003994 Eth | $48,380,904.00 276,650.502 SO11111111111111111111111111111111111111112 | 0.1236% |
10 | DigiFinex | ETH-USDC | $1.00 0.0003993 Eth | $47,382,148.00 18,907.216 ETH | 0.0084% |
11 | Hotcoin | BTC-USDC | $0.9994 0.0003991 Eth | $37,458,209.00 551.746 BTC | 0.0002% |
12 | Binance | ETH-USDC | $1.00 0.0003991 Eth | $29,383,673.00 11,800.013 ETH | 0.0053% |
13 | Biconomy.com | ETH-USDC | $1.00 0.0003995 Eth | $28,409,469.00 11,436.508 ETH | 0.0051% |
14 | Tapbit | BTC-USDC | $1.00 0.0003995 Eth | $27,978,214.00 414.741 BTC | 0.0002% |
15 | Azbit | BNB-USDC | $1.00 0.0003995 Eth | $27,634,576.00 47,239.749 BNB | 0.0211% |
16 | LBank | BTC-USDC | $0.9995 0.0003989 Eth | $23,908,202.00 351.874 BTC | 0.0002% |
17 | OKX | BTC-USDC | $1.00 0.0003994 Eth | $20,695,418.00 306.134 BTC | 0.0001% |
18 | OKX | ETH-USDC | $1.00 0.0003994 Eth | $18,967,464.00 7,613.654 ETH | 0.0034% |
19 | Aerodrome (Base) | 0X833589FCD6EDB6E08F4C7C32D4F71B54BDA02913-0X940181A94A35A4569E4529A3CDFB74E38FD98631 | $1.48 0.0005926 Eth | $17,275,423.00 11,859,245.520 0X833589FCD6EDB6E08F4C7C32D4F71B54BDA02913 | 5.2996% |
20 | Uniswap V3 (Base) | 0X833589FCD6EDB6E08F4C7C32D4F71B54BDA02913-0X4200000000000000000000000000000000000006 | $0.9996 0.0003992 Eth | $16,983,544.00 16,888,920.331 0X833589FCD6EDB6E08F4C7C32D4F71B54BDA02913 | 7.5472% |
21 | Bybit | SOL-USDC | $1.00 0.0003995 Eth | $16,654,374.00 95,087.630 SOL | 0.0425% |
22 | Orca | 27G8MTK7VTTCCHKPASJSDDKWWYFOQT6GGEUKIDVJIDD4-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003995 Eth | $16,557,494.00 4,706,511.072 27G8MTK7VTTCCHKPASJSDDKWWYFOQT6GGEUKIDVJIDD4 | 2.1032% |
23 | Meteora | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003994 Eth | $16,088,237.00 92,072.459 SO11111111111111111111111111111111111111112 | 0.0411% |
24 | Aerodrome (Base) | 0X940181A94A35A4569E4529A3CDFB74E38FD98631-0X833589FCD6EDB6E08F4C7C32D4F71B54BDA02913 | $1.00 0.0003994 Eth | $14,243,188.00 11,859,245.520 0X940181A94A35A4569E4529A3CDFB74E38FD98631 | 5.2996% |
25 | Raydium (CLMM) | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003995 Eth | $13,467,903.00 77,110.730 SO11111111111111111111111111111111111111112 | 0.0345% |
26 | Azbit | SOL-USDC | $1.00 0.0003995 Eth | $13,331,741.00 76,523.999 SOL | 0.0342% |
27 | Biconomy.com | BTC-USDC | $1.00 0.0003989 Eth | $12,735,312.00 188.869 BTC | 0.0001% |
28 | Raydium (CLMM) | A9MUU4QVISCTJVPJDBJWKB28DEG915LYJKRZQ19JI3FM-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003995 Eth | $11,927,982.00 11,933,627.054 A9MUU4QVISCTJVPJDBJWKB28DEG915LYJKRZQ19JI3FM | 5.3328% |
29 | WhiteBIT | ETH-USDC | $1.00 0.0003993 Eth | $11,907,287.00 4,757.538 ETH | 0.0021% |
30 | Kraken | USDC-USD | $0.9998 0.0003991 Eth | $10,813,088.00 10,815,251.298 USDC | 4.8330% |
31 | PancakeSwap V3 (Base) | 0X4200000000000000000000000000000000000006-0X833589FCD6EDB6E08F4C7C32D4F71B54BDA02913 | $1.001 0.0003996 Eth | $9,021,199.00 3,624.509 0X4200000000000000000000000000000000000006 | 0.0016% |
32 | Dexalot | USDT-USDC | $0.9998 0.0003986 Eth | $7,878,625.00 7,889,334.895 USDT | 3.5255% |
33 | Raydium | NOSXBVOACTTYDLVKY6CSB4AC8JCDQKKAAWYTX2ZMOO7-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003992 Eth | $6,172,825.00 1,502,933.657 NOSXBVOACTTYDLVKY6CSB4AC8JCDQKKAAWYTX2ZMOO7 | 0.6716% |
34 | Azbit | ETH-USDC | $1.00 0.0003990 Eth | $6,121,243.00 2,465.758 ETH | 0.0011% |
35 | Dexalot | WBTC-USDC | $0.9997 0.0003992 Eth | $6,021,175.00 89.592 WBTC | 0.0000% |
36 | Cetus | 0XDBA34672E30CB065B1F93E3AB55318768FD6FEF66C15942C9F7CB846E2F900E7::USDC::USDC-0X2::SUI::SUI | $1.001 0.0003997 Eth | $5,957,967.00 6,068,532.259 0XDBA34672E30CB065B1F93E3AB55318768FD6FEF66C15942C9F7CB846E2F900E7::USDC::USDC | 2.7119% |
37 | XT.COM | ETH-USDC | $1.00 0.0003994 Eth | $5,883,005.00 2,362.823 ETH | 0.0011% |
38 | Orca | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003994 Eth | $5,638,750.00 32,261.875 SO11111111111111111111111111111111111111112 | 0.0144% |
39 | Meteora | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003994 Eth | $5,460,838.00 31,181.353 SO11111111111111111111111111111111111111112 | 0.0139% |
40 | Orca | 2B1KV6DKPANXD5IXFNXCPJXMKWQJJAYMCZFHSFU24GXO-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003994 Eth | $5,235,433.00 5,234,892.666 2B1KV6DKPANXD5IXFNXCPJXMKWQJJAYMCZFHSFU24GXO | 2.3393% |
41 | Azbit | LTC-USDC | $1.00 0.0003995 Eth | $5,218,910.00 75,020.750 LTC | 0.0335% |
42 | Orca | ED5NYYWEZPPPIWIMP8VYM7SD7TD3LAT3Q3GRTWHZPJBY-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003994 Eth | $5,136,037.00 23,493,327.418 ED5NYYWEZPPPIWIMP8VYM7SD7TD3LAT3Q3GRTWHZPJBY | 10.4985% |
43 | Cube | BTC-USDC | $1.00 0.0003994 Eth | $4,491,716.00 66.485 BTC | 0.0000% |
44 | Orca | CZLSUJWBLFSSJNCFKH59RUFQVAFWCY5TZEDWJSUYPUMP-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003994 Eth | $4,363,378.00 6,775,617.502 CZLSUJWBLFSSJNCFKH59RUFQVAFWCY5TZEDWJSUYPUMP | 3.0278% |
45 | Meteora | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003994 Eth | $4,173,957.00 23,810.344 SO11111111111111111111111111111111111111112 | 0.0106% |
46 | Dexalot | AVAX-USDC | $0.9998 0.0003986 Eth | $4,126,298.00 161,528.690 AVAX | 0.0722% |
47 | Bitget | BTC-USDC | $1.00 0.0003995 Eth | $4,043,304.00 59.981 BTC | 0.0000% |
48 | Meteora | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003994 Eth | $3,941,232.00 22,530.747 SO11111111111111111111111111111111111111112 | 0.0101% |
49 | PointPay | BTC-USDC | $1.00 0.0003995 Eth | $3,896,268.00 57.540 BTC | 0.0000% |
50 | HTX | ETH-USDC | $1.00 0.0003995 Eth | $3,835,323.00 1,542.399 ETH | 0.0007% |
51 | Bitget | ETH-USDC | $1.00 0.0003995 Eth | $3,804,905.00 1,530.581 ETH | 0.0007% |
52 | OKX | SOL-USDC | $1.00 0.0003994 Eth | $3,777,051.00 21,559.816 SOL | 0.0096% |
53 | HTX | BTC-USDC | $1.00 0.0003995 Eth | $3,739,455.00 55.429 BTC | 0.0000% |
54 | PointPay | SOL-USDC | $1.00 0.0003995 Eth | $3,388,421.00 19,279.733 SOL | 0.0086% |
55 | Trubit | BTC-USDC | $1.00 0.0003995 Eth | $3,135,851.00 46.404 BTC | 0.0000% |
56 | Dex-Trade | BTC-USDC | $1.00 0.0003994 Eth | $2,507,021.00 36.901 BTC | 0.0000% |
57 | Biconomy.com | USDT-USDC | $1.00 0.0003995 Eth | $2,146,733.00 2,148,515.997 USDT | 0.9601% |
58 | Deribit Spot | SOL-USDC | $0.9998 0.0003990 Eth | $2,104,940.00 12,090.100 SOL | 0.0054% |
59 | Binance | RUNE-USDC | $1.00 0.0003993 Eth | $2,104,189.00 401,100.000 RUNE | 0.1792% |
60 | Deribit Spot | BTC-USDC | $0.9994 0.0003991 Eth | $1,942,425.00 28.715 BTC | 0.0000% |
61 | Coinbase Exchange | EURC-USDC | $1.00 0.0003994 Eth | $1,910,699.00 1,769,665.000 EURC | 0.7908% |
62 | WhiteBIT | BTC-USDC | $1.00 0.0003993 Eth | $1,854,058.00 27.297 BTC | 0.0000% |
63 | Bybit | DOGE-USDC | $1.00 0.0003995 Eth | $1,615,174.00 11,440,889.200 DOGE | 5.1126% |
64 | Slex | ETH-USDC | $1.00 0.0003994 Eth | $1,507,725.00 605.289 ETH | 0.0003% |
65 | Backpack Exchange | SOL-USDC | $0.999 0.0003987 Eth | $1,472,709.00 8,422.150 SOL | 0.0038% |
66 | Deribit Spot | ETH-USDC | $1.00 0.0003995 Eth | $1,334,077.00 537.562 ETH | 0.0002% |
67 | Binance | WLD-USDC | $0.9997 0.0003990 Eth | $1,309,659.00 651,643.900 WLD | 0.2912% |
68 | Dexalot | BTC-USDC | $0.9997 0.0003992 Eth | $1,270,456.00 18.874 BTC | 0.0000% |
69 | PointPay | ETH-USDC | $1.00 0.0003995 Eth | $1,269,553.00 509.549 ETH | 0.0002% |
70 | Binance | SAGA-USDC | $1.00 0.0003990 Eth | $1,189,143.00 597,076.300 SAGA | 0.2668% |
71 | OKX | DOGE-USDC | $1.00 0.0003994 Eth | $1,061,730.00 7,549,357.580 DOGE | 3.3736% |
72 | Binance US | BTC-USDC | $1.00 0.0003995 Eth | $942,055.00 13.870 BTC | 0.0000% |
73 | BYDFi | BTC-USDC | $1.00 0.0003995 Eth | $920,897.00 13.545 BTC | 0.0000% |
74 | KuCoin | ETH-USDC | $1.00 0.0003995 Eth | $920,067.00 367.445 ETH | 0.0002% |
75 | Dexalot | ARB-USDC | $0.9998 0.0003986 Eth | $908,515.00 1,765,722.961 ARB | 0.7891% |
76 | Bybit | SUI-USDC | $1.00 0.0003995 Eth | $811,086.00 456,205.640 SUI | 0.2039% |
77 | Dex-Trade | SOL-USDC | $1.00 0.0003994 Eth | $786,724.00 4,453.387 SOL | 0.0020% |
78 | BYDFi | XRP-USDC | $1.00 0.0003994 Eth | $784,167.00 1,517,652.000 XRP | 0.6782% |
79 | Bitcointry | SOL-USDC | $0.9998 0.0003990 Eth | $770,754.00 4,380.395 SOL | 0.0020% |
80 | Binance | FET-USDC | $0.9998 0.0003990 Eth | $738,169.00 587,439.400 FET | 0.2625% |
81 | Bitcointry | BTC-USDC | $1.00 0.0003994 Eth | $736,169.00 10.879 BTC | 0.0000% |
82 | XT.COM | BTC-USDC | $0.9997 0.0003976 Eth | $719,547.00 10.648 BTC | 0.0000% |
83 | Binance | APT-USDC | $0.9998 0.0003990 Eth | $682,998.00 74,305.560 APT | 0.0332% |
84 | BingX | DOGE-USDC | $1.00 0.0003994 Eth | $642,079.00 4,576,101.629 DOGE | 2.0449% |
85 | BYDFi | ETH-USDC | $1.00 0.0003995 Eth | $555,557.00 221.726 ETH | 0.0001% |
86 | PointPay | JUP-USDC | $1.00 0.0003995 Eth | $548,750.00 536,107.667 JUP | 0.2396% |
87 | WEEX | DOGE-USDC | $1.00 0.0003994 Eth | $500,988.00 3,484,437.284 DOGE | 1.5571% |
88 | Binance | BOME-USDC | $0.9998 0.0003991 Eth | $439,205.00 51,606,506.000 BOME | 23.0615% |
89 | BitMart | TUSD-USDC | $1.00 0.0003995 Eth | $428,025.00 429,738.800 TUSD | 0.1920% |
90 | KuCoin | SOL-USDC | $1.00 0.0003995 Eth | $402,754.00 2,280.510 SOL | 0.0010% |
91 | Binance | PEOPLE-USDC | $1.00 0.0003990 Eth | $396,994.00 5,448,477.200 PEOPLE | 2.4348% |
92 | Tokpie | USDT-USDC | $0.9999 0.0003991 Eth | $363,677.00 363,649.040 USDT | 0.1625% |
93 | DeGate | 0X7A58C0BE72BE218B41C608B7FE7C5BB630736C71-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9957 0.0003972 Eth | $331,184.00 4,545,038.300 0X7A58C0BE72BE218B41C608B7FE7C5BB630736C71 | 2.0311% |
94 | DeGate | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9957 0.0003972 Eth | $186,929.00 24,934.561 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.0111% |
95 | KuCoin | XRP-USDC | $1.00 0.0003995 Eth | $177,329.00 343,187.324 XRP | 0.1534% |
96 | DeGate | 0XEC53BF9167F50CDEB3AE105F56099AAAB9061F83-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9957 0.0003972 Eth | $171,998.00 59,524.167 0XEC53BF9167F50CDEB3AE105F56099AAAB9061F83 | 0.0266% |
97 | DeGate | 0X467719AD09025FCC6CF6F8311755809D45A5E5F3-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9957 0.0003972 Eth | $128,164.00 177,191.580 0X467719AD09025FCC6CF6F8311755809D45A5E5F3 | 0.0792% |
98 | DeGate | 0X808507121B80C02388FAD14726482E061B8DA827-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9957 0.0003972 Eth | $118,713.00 26,363.826 0X808507121B80C02388FAD14726482E061B8DA827 | 0.0118% |
99 | DeGate | 0X8457CA5040AD67FDEBBCC8EDCE889A335BC0FBFB-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9957 0.0003972 Eth | $57,259.00 601,920.100 0X8457CA5040AD67FDEBBCC8EDCE889A335BC0FBFB | 0.2690% |
100 | DeGate | 0X3F1EE2F15DA3EAF3539006B651144EC87755876D-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9957 0.0003972 Eth | $52,209.00 570,563.700 0X3F1EE2F15DA3EAF3539006B651144EC87755876D | 0.2550% |
Contract Name:
FiatTokenProxy
Compiler Version
v0.4.24+commit.e67f0147
Optimization Enabled:
No with 200 runs
Other Settings:
default evmVersion, Audited
Contract Source Code (Solidity)Audit Report
/** *Submitted for verification at Etherscan.io on 2018-08-03 */ pragma solidity ^0.4.24; // File: zos-lib/contracts/upgradeability/Proxy.sol /** * @title Proxy * @dev Implements delegation of calls to other contracts, with proper * forwarding of return values and bubbling of failures. * It defines a fallback function that delegates all calls to the address * returned by the abstract _implementation() internal function. */ contract Proxy { /** * @dev Fallback function. * Implemented entirely in `_fallback`. */ function () payable external { _fallback(); } /** * @return The Address of the implementation. */ function _implementation() internal view returns (address); /** * @dev Delegates execution to an implementation contract. * This is a low level function that doesn't return to its internal call site. * It will return to the external caller whatever the implementation returns. * @param implementation Address to delegate. */ function _delegate(address implementation) internal { assembly { // Copy msg.data. We take full control of memory in this inline assembly // block because it will not return to Solidity code. We overwrite the // Solidity scratch pad at memory position 0. calldatacopy(0, 0, calldatasize) // Call the implementation. // out and outsize are 0 because we don't know the size yet. let result := delegatecall(gas, implementation, 0, calldatasize, 0, 0) // Copy the returned data. returndatacopy(0, 0, returndatasize) switch result // delegatecall returns 0 on error. case 0 { revert(0, returndatasize) } default { return(0, returndatasize) } } } /** * @dev Function that is run as the first thing in the fallback function. * Can be redefined in derived contracts to add functionality. * Redefinitions must call super._willFallback(). */ function _willFallback() internal { } /** * @dev fallback implementation. * Extracted to enable manual triggering. */ function _fallback() internal { _willFallback(); _delegate(_implementation()); } } // File: openzeppelin-solidity/contracts/AddressUtils.sol /** * Utility library of inline functions on addresses */ library AddressUtils { /** * Returns whether the target address is a contract * @dev This function will return false if invoked during the constructor of a contract, * as the code is not actually created until after the constructor finishes. * @param addr address to check * @return whether the target address is a contract */ function isContract(address addr) internal view returns (bool) { uint256 size; // XXX Currently there is no better way to check if there is a contract in an address // than to check the size of the code at that address. // See https://ethereum.stackexchange.com/a/14016/36603 // for more details about how this works. // TODO Check this again before the Serenity release, because all addresses will be // contracts then. // solium-disable-next-line security/no-inline-assembly assembly { size := extcodesize(addr) } return size > 0; } } // File: zos-lib/contracts/upgradeability/UpgradeabilityProxy.sol /** * @title UpgradeabilityProxy * @dev This contract implements a proxy that allows to change the * implementation address to which it will delegate. * Such a change is called an implementation upgrade. */ contract UpgradeabilityProxy is Proxy { /** * @dev Emitted when the implementation is upgraded. * @param implementation Address of the new implementation. */ event Upgraded(address implementation); /** * @dev Storage slot with the address of the current implementation. * This is the keccak-256 hash of "org.zeppelinos.proxy.implementation", and is * validated in the constructor. */ bytes32 private constant IMPLEMENTATION_SLOT = 0x7050c9e0f4ca769c69bd3a8ef740bc37934f8e2c036e5a723fd8ee048ed3f8c3; /** * @dev Contract constructor. * @param _implementation Address of the initial implementation. */ constructor(address _implementation) public { assert(IMPLEMENTATION_SLOT == keccak256("org.zeppelinos.proxy.implementation")); _setImplementation(_implementation); } /** * @dev Returns the current implementation. * @return Address of the current implementation */ function _implementation() internal view returns (address impl) { bytes32 slot = IMPLEMENTATION_SLOT; assembly { impl := sload(slot) } } /** * @dev Upgrades the proxy to a new implementation. * @param newImplementation Address of the new implementation. */ function _upgradeTo(address newImplementation) internal { _setImplementation(newImplementation); emit Upgraded(newImplementation); } /** * @dev Sets the implementation address of the proxy. * @param newImplementation Address of the new implementation. */ function _setImplementation(address newImplementation) private { require(AddressUtils.isContract(newImplementation), "Cannot set a proxy implementation to a non-contract address"); bytes32 slot = IMPLEMENTATION_SLOT; assembly { sstore(slot, newImplementation) } } } // File: zos-lib/contracts/upgradeability/AdminUpgradeabilityProxy.sol /** * @title AdminUpgradeabilityProxy * @dev This contract combines an upgradeability proxy with an authorization * mechanism for administrative tasks. * All external functions in this contract must be guarded by the * `ifAdmin` modifier. See ethereum/solidity#3864 for a Solidity * feature proposal that would enable this to be done automatically. */ contract AdminUpgradeabilityProxy is UpgradeabilityProxy { /** * @dev Emitted when the administration has been transferred. * @param previousAdmin Address of the previous admin. * @param newAdmin Address of the new admin. */ event AdminChanged(address previousAdmin, address newAdmin); /** * @dev Storage slot with the admin of the contract. * This is the keccak-256 hash of "org.zeppelinos.proxy.admin", and is * validated in the constructor. */ bytes32 private constant ADMIN_SLOT = 0x10d6a54a4754c8869d6886b5f5d7fbfa5b4522237ea5c60d11bc4e7a1ff9390b; /** * @dev Modifier to check whether the `msg.sender` is the admin. * If it is, it will run the function. Otherwise, it will delegate the call * to the implementation. */ modifier ifAdmin() { if (msg.sender == _admin()) { _; } else { _fallback(); } } /** * Contract constructor. * It sets the `msg.sender` as the proxy administrator. * @param _implementation address of the initial implementation. */ constructor(address _implementation) UpgradeabilityProxy(_implementation) public { assert(ADMIN_SLOT == keccak256("org.zeppelinos.proxy.admin")); _setAdmin(msg.sender); } /** * @return The address of the proxy admin. */ function admin() external view ifAdmin returns (address) { return _admin(); } /** * @return The address of the implementation. */ function implementation() external view ifAdmin returns (address) { return _implementation(); } /** * @dev Changes the admin of the proxy. * Only the current admin can call this function. * @param newAdmin Address to transfer proxy administration to. */ function changeAdmin(address newAdmin) external ifAdmin { require(newAdmin != address(0), "Cannot change the admin of a proxy to the zero address"); emit AdminChanged(_admin(), newAdmin); _setAdmin(newAdmin); } /** * @dev Upgrade the backing implementation of the proxy. * Only the admin can call this function. * @param newImplementation Address of the new implementation. */ function upgradeTo(address newImplementation) external ifAdmin { _upgradeTo(newImplementation); } /** * @dev Upgrade the backing implementation of the proxy and call a function * on the new implementation. * This is useful to initialize the proxied contract. * @param newImplementation Address of the new implementation. * @param data Data to send as msg.data in the low level call. * It should include the signature and the parameters of the function to be * called, as described in * https://solidity.readthedocs.io/en/develop/abi-spec.html#function-selector-and-argument-encoding. */ function upgradeToAndCall(address newImplementation, bytes data) payable external ifAdmin { _upgradeTo(newImplementation); require(address(this).call.value(msg.value)(data)); } /** * @return The admin slot. */ function _admin() internal view returns (address adm) { bytes32 slot = ADMIN_SLOT; assembly { adm := sload(slot) } } /** * @dev Sets the address of the proxy admin. * @param newAdmin Address of the new proxy admin. */ function _setAdmin(address newAdmin) internal { bytes32 slot = ADMIN_SLOT; assembly { sstore(slot, newAdmin) } } /** * @dev Only fall back when the sender is not the admin. */ function _willFallback() internal { require(msg.sender != _admin(), "Cannot call fallback function from the proxy admin"); super._willFallback(); } } // File: contracts/FiatTokenProxy.sol /** * Copyright CENTRE SECZ 2018 * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is furnished to * do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ pragma solidity ^0.4.24; /** * @title FiatTokenProxy * @dev This contract proxies FiatToken calls and enables FiatToken upgrades */ contract FiatTokenProxy is AdminUpgradeabilityProxy { constructor(address _implementation) public AdminUpgradeabilityProxy(_implementation) { } }
Contract Security Audit
- Callisto Network - Apr 7th, 2023 - Security Audit Report
[{"constant":false,"inputs":[{"name":"newImplementation","type":"address"}],"name":"upgradeTo","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"newImplementation","type":"address"},{"name":"data","type":"bytes"}],"name":"upgradeToAndCall","outputs":[],"payable":true,"stateMutability":"payable","type":"function"},{"constant":true,"inputs":[],"name":"implementation","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"newAdmin","type":"address"}],"name":"changeAdmin","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"admin","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[{"name":"_implementation","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"payable":true,"stateMutability":"payable","type":"fallback"},{"anonymous":false,"inputs":[{"indexed":false,"name":"previousAdmin","type":"address"},{"indexed":false,"name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"implementation","type":"address"}],"name":"Upgraded","type":"event"}]
Contract Creation Code
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Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
0000000000000000000000000882477e7895bdc5cea7cb1552ed914ab157fe56
-----Decoded View---------------
Arg [0] : _implementation (address): 0x0882477e7895bdC5cea7cB1552ed914aB157Fe56
-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 0000000000000000000000000882477e7895bdc5cea7cb1552ed914ab157fe56
Swarm Source
bzzr://a4a547cfc7202c5acaaae74d428e988bc62ad5024eb0165532d3a8f91db4ed24
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